CUET-PG SERIES Material-science-and-technology
Energy Bands
4 previous year questions.
Volume: 4 Ques
Yield: Medium
High-Yield Trend
4
2024 Chapter Questions 4 MCQs
01
PYQ 2024
medium
material-science-and-technology ID: cuet-pg-
The energy gap between the top of the valence band and bottom of the conduction band is called the energy band gap . Depending upon the materials, the gap can be:
1
Positive
2
Negative
3
Zero
4
Positive,Negative,Zero
02
PYQ 2024
medium
material-science-and-technology ID: cuet-pg-
The ratio of charge carrier densities in a pure silicon crystal at and is 1.25. The energy gap of the semiconductor is:
1
2
3
4
03
PYQ 2024
medium
material-science-and-technology ID: cuet-pg-
A semiconductor has acceptor levels above the valence band. The maximum wavelength of light which can excite an electron is:
1
2
3
4
04
PYQ 2024
medium
material-science-and-technology ID: cuet-pg-
The energy of a photon of sodium light ( ) is equal to the band gap of a semiconducting material. The minimum energy required to create a hole-electron pair is:
1
2
3
4
About Energy Bands - CUET-PG
Energy Bands is a vital chapter for CUET-PG aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
Frequently Asked Questions
Why focus on Energy Bands PYQs?
Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
How to best use this analysis?
Review the topic breakdown to see which sub-topics within Energy Bands carry the most weight. Then, tackle the questions iteratively to solidify your understanding.